Table 2.

Effect of PPD-LNC on different oxidative stress markers in ketamine-induced schizophrenia in rats. Data expressed as mean ± SD (n = 3).

Groups	GSH μmol/mg of protein		SOD U/mg protein		Catalase nmol of H2O2/min/mg protein		TBARS nmol of MDA/mg of protein
	Hippocampus	Frontal cortex	Hippocampus	Frontal cortex	Hippocampus	Frontal cortex	Hippocampus	Frontal cortex
Control	40.83 ± 4.12	40.93 ± 3.12	21.83 ± 2.04	22.62 ± 1.86	20.51 ± 1.83	24.13 ± 1.46	9.43 ± 1.12	9.15 ± 0.35
Ketamine (Toxic)	10.54 ± 0.94	11.38 ± 0.27	7.63 ± 0.41	7.88 ± 0.79	10.27 ± 2.47	9.24 ± 0.48	32.65 ± 3.61	31.36 ± 2.49
PPD-LNC per se	39.11 ± 2.89	38.73 ± 2.94	20.35 ± 1.48	21.64 ± 1.49	21.18 ± 2.15	20.98 ± 2.04	10.19 ± 0.97	9.84 ± 0.59
Ketamine + PPD suspension	19.63 ± 2.05	21.47 ± 1.71	10.23 ± 0.74	11.69 ± 0.35	14.26 ± 0.91	14.02 ± 1.25	23.81 ± 2.63	22.18 ± 1.37
Ketamine + PPD-LNC	34.86 ± 3.51	33.53 ± 2.25	16.83 ± 1.35	16.08 ± 1.14	19.23 ± 1.52	19.66 ± 1.63	27.48 ± 1.94	26.31 ± 2.61